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51-100 of 171 resultsActivated ObjectDB still throws "Too many persistable types" to find out whether a started ObjectDB server is activated, without having to resort to an actual ... for that machine. Is there any way to find out whether a started ObjectDB server is activated, without having | |
PersistenceException: Failed to locate field having access to an old version, shouldn't it automatically flush it's caches if the schema evolves ... solution But having to run it twice is fine for me. dmoshal David Moshal | |
Should I be able to persist a JFrame (or gui components in general)? of Netbeans (and not having any separate Java EE stuff installed). What happened is I couldn't import ... trying this without paying attention... The exception was due to having chosen "Java EE 6 API Library | |
Upgrade to Java 8 won't run more greymatter Lee Grey It seems that this exception is caused by having java.util.HashMap.Entry in ... . Having this type in the database is unexpected and may be the result of a non standard operation | |
JBoss 7 startup fails Hi, I was having a go with entity beans 3.x jboss 7, objectdb and the guestbook web application but cannot come out of the swamp. I use eclipse indigo as IDE The "src" folder contains the pachake ... for the grat help. Ciao Argentino Argentino Argentino Hi, I m having the same problem using the same jboss as 7 | |
Reading 1.x odb files in ObjectDB 2.x without upgrading which is having object db 1.x installed. Is there any way to read odb files from 1.x in object db 2.x ... was having one row but after converting to objectdb 2.x, no row was present the odb file. But when i | |
Selective merge/cascade of detatched entity I'm having an issue with my application, and I'm hoping you guys will be able to help. Please forgive typos and obvious errors, I'm having to retype from a non-internet connected network. A contrived example is: @Entity public class Salesman { private String name; @OneToMany(fetch=FetchType.EAGER | |
ClassCastException of same object type used over a network via the server. So having more than one copy of objectdb seems to be impractical | |
Removing objects where ManyToMany relationships exist well, so, the TreeSet is reduced in size? Or do I end up having a number of null pointers in the Sets?  | |
mapping file is not being loaded Hi, I am evaluating ObjectDB by using it with an in-house developed library in order to prototype its capabilities / performance. I am having a problem in that the in-house library in question reads a simple configuration file to determine available persistence units, and then bootstraps | |
_PersistenceException: Type is not found on getSingleResult. Greetings. I'm new to ObjectDB. I'm using an ObjectDB local database for a Java SE standalone application and i'm having issues querying for an object of this entity: @Entity public class Estudiante{ @Id @GeneratedValue private Integer id | |
Problem with Criteria Querys Hi, i am having problems running following code... import java.util.*; import javax.persistence.*; import javax.persistence.criteria.CriteriaBuilder; import javax.persistence.criteria.CriteriaQuery; import javax.persistence.criteria.ParameterExpression; import javax.persistence.criteria | |
NontransactionalWrite error using Collections.sort . Hi, i started to use ObjectDB today and i'm having problem using command Collections.sort in persisted object. Attempt to modify an object with no active transaction when NontransactionalWrite is disabled: br.ufpa.linc.MetriX.api.model.Interface#105 (error 635) I don't want | |
Duplicate Entity class names causes Exception in Query and so far it works without having to use qualified entity names. Sorry, I didn't see that you only want | |
Trouble viewing db in Explorer. I am having trouble with the Explorer. I can open the db just fine. I can open a few simple extents and view/navigate fine also. The problem occurs when I view the more complex extents. The Explorer will not repaint the right pane. I drag off screen to force repaint and get(right | |
javax.persistence.PersistenceException: No Persistence provider for EntityManager named in Karaf 4.0.7 and OSGi DS test if one could simply drop the objectdb bundle into the runtime, request a reference to the Factory and not having | |
Low performance when getting grove roots is explained in this manual page . support Support As I understand, I require having javax.annotation.xxx | |
Missing Data on Retrieval (0, null values) objects, when applicable. Having ordinary Java classes to represent your persistent data (including | |
Memory use in OneToMany relationships? I would assume so and can this be worked around by having PicData a reference to the Pet like | |
Join query problem with new statetment an embeddable class to entity class, which results in having a class with mixed objects in | |
Failed to commit transaction: Attempt to reuse an existing primary key value (613) to me why is it happening i would be grateful with you cause i am having this problem for 2-3 weeks | |
LIKE wildcard with single character "_" behaves like a "*"_") It matches both "key" and "keyboard" Having the underscore anywhere else works fine, however.  | |
Optimization Question only one is transacting the database at any given time, but then that defeats the whole point of having | |
@ElementCollection query returning extra result per element in collection Hi, I'm having a hard time narrowing down an issue that only became apparent with in the UI. The issue is that, I'm getting repeated results of the owning entity of an '@ElementCollection'. The entity returned is repeated for every element in the collection. Switching back to EclipseLink | |
Unable to convert 1.x odb file to 2.x check the attachments. I believe this could be caused by having an array of objects as the value in | |
Optimistic Locking We are having problems with optimistic locking. I made a simple test case to try to induce an optimistic lock. I have two users logged on to our system. They both read and display the same data. Then I change the data with user 1 and submit, and then I change it with user 2 and submit | |
Issue with compile time enhancement) is listed as having been enhanced. I am running with ObjectDB in embedded mode via a reference | |
Update entity without first opening a transaction Hi everyone, I want to update an entity in my program without having to open a transaction, do the modifications and commit the transaction. I want to have a managed entity that is in sync with my database. So when I got a Person class and I do person.setName("John"), the name in my database | |
Vacuum - Reclaiming Unused Space In Odb I was curious if you could assist me with a challenge we are having with our objectdb database. Our odb files are about 50Gb in size and are written to about a million times a day with both adds and updates. This is creating a lot of unused space in the database that we are wanting | |
Many connections possible? and will it makes problem in future? My questions is about : 1-) Can objectdb server handle 200.000+ connections at the same time concurrently ? Does it have queue and cache ? 2-) is it dangerous to use that system on many online users ? kadirbasol Kadir BASOL Having 200,000 concurrent threads is probably a bad idea. Usually | |
TimeSeries and ObjectDB (same as before) - there is no overhead of having each TimeSerie point - in a different entity | |
Modifying something with Explorer -> app JPQL with Enum doesn't work anymore Explorer, without having any problem. That's the main point. That's a real pain. In the first app I | |
Unable to delete the .odb file programatically do. May be, this thread is having the lock and that is the reason, we are unable to delete the odb file. I | |
ObjectDB Explorer very slow with remote con. By having just 1 SSH connection to the VPS, it works at an acceptable speed. Sorry and thanks for your reply. zmirc Mircea Chirac | |
Recommendation - concurrent access multiple class v and version x+1 of a class. I would really need your advice on this, because having 100% uptime is mandatory | |
Objectdb server out of heap space is acceptable, but having the whole server die is not (at the very least put in a watchdog process | |
Query becomes slower on moving from ObjectDB 1.x to ObjectDB 2.x Hi, I upgraded the odb file using converter.jar which is having 15943 entry. Previously, with object 1.x, the same query was getting executed within an seconds and now the same is taking around 40 seconds in object db 2.x I have build the query using the follwoing Query query = persistanceManager | |
Stalling on "run File" in Netbeans when using -javaagent:lib/objectdb.jar am having problems with a console-based Netbeans Java Application with a nominated Main class | |
EntityManager JPA or JDO impl and different behavior how, by having a Map that it's key is an Entity and the values are a List of another entity, the list | |
IN expression in a Criteria Query(Unknown Source) I also found another issue with this query: SELECT a FROM Account a GROUP BY a.code HAVING | |
@AttributeOverrides , and postgresql + own TYPE with trying. It is only one file, having 135 line. Very much thank you for your help and I hope for answer | |
em.flush(); em.clear(); loosing data and not persisting managed objects I'm having trouble with flush() and clear() in a loop inside a transaction not persisting modified objects to database. Sometimes it does other times it doesn't. Here is my Entity. import javax.persistence.Basic; import javax.persistence.Entity; import javax.persistence.Id; import javax | |
Query fails with failed to read;especially after having a c/s connection the usage before [2018-08-28 17:12:57 #5 store.file ... after having a c/s connection the usage before. There is a change in one of the recent ObjectDB builds that may solve this Explorer behaviour. support Support | |
Best practice for history tracking We would like to add to records start and end timestamp fields. When end field is null, it indicates the last version of this item. Few questions: in terms of performance, what would be faster, having a single timestamp and looking for the top1 when ordered by time or the above solution, looking | |
combined index not used having this problem? support Support this was our first attempt. We also tried it with the bug database | |
Can't open replicated database having much joy replicating the exact circumstances which cause it. I'll send an update if I can track | |
Server crash - Mismatch client-server protocol prefix We've been having a problem where our ObjectDB server goes unresponsive every 2 days or so. I've reviewed the server-side logs, and there are no events logged shortly before the crash. Once the server gets in this state, it is unresponsive to bin/server.sh restart; I have had to reboot | |
Eager load Map I'm having an issue eager loading a nested map. I've attached @ManyToMany(fetch=FetchType.EAGER) attributes to no avail. If the map is viewed in the debugger or force iterated in the code it loads ok. The attached code attempts to replicate the scenario. Its not an exact match but is the best I | |
Allow removal of entity class from ObjectDB & Explorer also, therefore I made a feature request with it. We look forward to having this feature available. Thanks | |
BIRT Driver Improvements though is the thing about having a runtime driver either integrated in the objectdb jar or (better |